ZCZC MIAWRKAM4 LOC TTAA00 KNHC DDHHMM TROPICAL STORM ANDREW MARINE ADVISORY NUMBER 8 NATIONAL WEATHER SERVICE MIAMI FL 2100Z TUE AUG 18 1992 TROPICAL STORM CENTER LOCATED NEAR 15.9N 52.8W AT 18/2100Z POSITION ACCURATE WITHIN 45 NM PRESENT MOVEMENT TOWARD THE WEST NORTHWEST OR 290 DEGREES AT 17 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT 34 KT....... 50NE 50SE 50SW 50NW 12 FT SEAS.. 50NE 50SE 50SW 50NW ALL QUADRANT RADII IN NAUTICAL MILES REPEAT...CENTER LOCATED NEAR 15.9N 52.8W AT 18/2100Z AT 18/1800Z CENTER WAS LOCATED NEAR 15.6N 52.0W FORECAST VALID 19/0600Z 16.7N 55.3W MAX WIND 50 KT...GUSTS 60 KT 50 KT... 25NE 25SE 25SW 25NW 34 KT... 50NE 50SE 50SW 50NW FORECAST VALID 19/1800Z 17.9N 58.1W MAX WIND 55 KT...GUSTS 65 KT 50 KT... 25NE 25SE 25SW 25NW 34 KT... 50NE 50SE 50SW 50NW FORECAST VALID 20/0600Z 19.1N 60.5W MAX WIND 55 KT...GUSTS 65 KT 50 KT... 25NE 25SE 25SW 25NW 34 KT... 50NE 50SE 50SW 50NW REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.9N 52.8W EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE OUTLOOK VALID 20/1800Z 20.4N 62.8W MAX WIND 60 KT...GUSTS 75 KT 50 KT... 25NE 25SE 25SW 25NW OUTLOOK VALID 21/1800Z 21.5N 66.0W MAX WIND 60 KT...GUSTS 75 KT 50 KT... 25NE 25SE 25SW 25NW NEXT ADVISORY AT 19/0300Z GERRISH